Home / 3,303.09-4,558.82-1,977.06

Finding the Fourth Proportional to 3,303.09, 4,558.82 and 1,977.06

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Solution

The fourth proportional to 3,303.09, 4,558.82 and 1,977.06 is: 2,728.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303.09 : 4,558.82 = 1,977.06 : x
  2. Step 2: Convert to fraction form
    3,303.09/4,558.82 = 1,977.06/x
  3. Step 3: Cross multiply
    3,303.09x = 4,558.82 × 1,977.06
  4. Step 4: Simplify right side
    3,303.09x = 9,013,050.78
  5. Step 5: Solve for x
    x = 9,013,050.78/3,303.09
  6. Step 6: Final answer
    x = 2,728.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.